To know oneself, one should assert oneself.
If you've got a talent, protect it.
Know or listen to those who know.
Never complain and never explain.
Either you run the day or the day runs you.
The wise does at once what the fool does at last.
You never know what motivates you.
Things do not happen. Things are made to happen.
The most effective way to do it, is to do it.
Begin to be now what you will be hereafter.
Each department of knowledge passes through three stages. The theoretic stage the theological stage and the metaphysical or abstract stage.